20294492

素因数分解:

$2^2\times {\mathrm{89}}^1\times {\mathrm{109}}^1\times {\mathrm{523}}^1$

素因数の和:725

約数の個数: 24

約数和(自身を含む): 36313200

約数和(自身を除く): 16018708

約数列:

[1, 2, 4, 89, 109, 178, 218, 356, 436, 523, 1046, 2092, 9701, 19402, 38804, 46547, 57007, 93094, 114014, 186188, 228028, 5073623, 10147246, 20294492]

約数ペア:

[(1, 20294492), (2, 10147246), (4, 5073623), (89, 228028), (109, 186188), (178, 114014), (218, 93094), (356, 57007), (436, 46547), (523, 38804), (1046, 19402), (2092, 9701)]